/ Dictionary / Index M microcircuit: Meaning and Definition of Find definitions for: mi•cro•cir•cuit Pronunciation: (mī'krō-sûr"kit), [key] — n. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: microcircuit (Thesaurus) Microciona* microcircuitry Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language